16157505

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1$

素因数の和:143

約数の個数: 96

約数和(自身を含む): 34473600

約数和(自身を除く): 18316095

約数列:

[1, 3, 5, 7, 13, 15, 19, 21, 35, 39, 49, 57, 65, 89, 91, 95, 105, 133, 147, 195, 245, 247, 267, 273, 285, 399, 445, 455, 623, 637, 665, 735, 741, 931, 1157, 1235, 1335, 1365, 1691, 1729, 1869, 1911, 1995, 2793, 3115, 3185, 3471, 3705, 4361, 4655, 5073, 5187, 5785, 8099, 8455, 8645, 9345, 9555, 11837, 12103, 13083, 13965, 17355, 21805, 21983, 24297, 25365, 25935, 35511, 36309, 40495, 56693, 59185, 60515, 65415, 65949, 82859, 109915, 121485, 153881, 170079, 177555, 181545, 248577, 283465, 329745, 414295, 461643, 769405, 850395, 1077167, 1242885, 2308215, 3231501, 5385835, 16157505]

約数ペア:

[(1, 16157505), (3, 5385835), (5, 3231501), (7, 2308215), (13, 1242885), (15, 1077167), (19, 850395), (21, 769405), (35, 461643), (39, 414295), (49, 329745), (57, 283465), (65, 248577), (89, 181545), (91, 177555), (95, 170079), (105, 153881), (133, 121485), (147, 109915), (195, 82859), (245, 65949), (247, 65415), (267, 60515), (273, 59185), (285, 56693), (399, 40495), (445, 36309), (455, 35511), (623, 25935), (637, 25365), (665, 24297), (735, 21983), (741, 21805), (931, 17355), (1157, 13965), (1235, 13083), (1335, 12103), (1365, 11837), (1691, 9555), (1729, 9345), (1869, 8645), (1911, 8455), (1995, 8099), (2793, 5785), (3115, 5187), (3185, 5073), (3471, 4655), (3705, 4361)]